... rate up to 480Mbps8.CE/FCC cetification.9.USB bus power Supply ,No external power supply required10 ... ,blue,red,pink,purple. *Single chip integrated USB HUB controller with embedded proprietary processor*Easy for use ... four separate devices all attached to a single USB port. New design conecpt,sophisticated fashion, pipeline ABS ... reliability. 4 port usb2.0 hub/mini human usb hub white,green,blue,red